package common.impl;

public class CreateParamValue {
	public String appendParam(String returnStr, String paramId,String paramValue) {
		if(null == returnStr)
			returnStr = "";
		if (!returnStr.equals("")) {
			returnStr += "&";
		}
		if (null != paramValue && !paramValue.equals(""))
			returnStr += paramId + "=" + paramValue;
		return returnStr;
	}
}
